docs: def sql(self, stringname, *args, **kwargs):
          """Wrapper for the various prewritten or compiled SQL calls.
  
          First argument is the name of the query, either a key in
          ``sqlite.json`` or a method name in
          ``allegedb.alchemy.Alchemist``. The rest of the arguments are
          parameters to the query.
  
          """
          if hasattr(self, 'alchemist'):
              return getattr(self.alchemist, stringname)(*args, **kwargs)
          else:
              s = self.strings[stringname]
              return self.connection.cursor().execute(
                  s.format(**kwargs) if kwargs else s, args
              )